Search found 2 matches
- 2013-10-07T00:53:14-07:00
- Forum: Users
- Topic: Using Image Magick to measure "Cloudiness" of the Sky
- Replies: 4
- Views: 2004
Re: Using Image Magick to measure "Cloudiness" of the Sky
When we used black and white film cameras, we would put red filters over the lens to block the blue light from the sky, increasing the contrast between sky and cloud. convert %SRC% ^ -auto-level ^ ( +clone -modulate 100,0,100 -write c0.png +delete ) ^ -separate ^ -delete 1-2 ^ cr.png The Windows ...
- 2013-10-06T04:45:01-07:00
- Forum: Users
- Topic: Using Image Magick to measure "Cloudiness" of the Sky
- Replies: 4
- Views: 2004
Using Image Magick to measure "Cloudiness" of the Sky
Hi, I came across another thread http://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=12818 about analysing images, but I couldn't work out how to go from that to what I would like to do, which seems to be similar. Basically, I want to take an image of the sky (only 640 x 480) and measure ...